usb: udc: Introduce bl61x HS driver

Adds a device mode driver for BL61x

Signed-off-by: Camille BAUD <[email protected]>

Author: VynDragon

drivers/usb/udc/CMakeLists.txt

@@ -6,6 +6,7 @@ zephyr_library()
 zephyr_library_sources(udc_common.c)
 zephyr_library_include_directories(${ZEPHYR_BASE}/drivers/usb/common/)
 
+zephyr_library_sources_ifdef(CONFIG_UDC_BFLB_BL61X udc_bflb_bl61x.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_DWC2 udc_dwc2.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_NRF udc_nrf.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_KINETIS udc_kinetis.c)

drivers/usb/udc/Kconfig

@@ -69,6 +69,7 @@ module = UDC_DRIVER
 module-str = usb drv
 source "subsys/logging/Kconfig.template.log_config"
 
+source "drivers/usb/udc/Kconfig.bflb"
 source "drivers/usb/udc/Kconfig.dwc2"
 source "drivers/usb/udc/Kconfig.nrf"
 source "drivers/usb/udc/Kconfig.kinetis"

drivers/usb/udc/Kconfig.bflb

@@ -0,0 +1,22 @@
+# Copyright (c) 2024-2025 MASSDRIVER EI (massdriver.space)
+# SPDX-License-Identifier: Apache-2.0
+
+config UDC_BFLB_BL61X
+	bool "BL61x USB controller device driver"
+	select UDC_DRIVER_HAS_HIGH_SPEED_SUPPORT
+	imply UDC_WORKQUEUE
+	default y
+	depends on DT_HAS_BFLB_BL61X_USB_ENABLED
+	help
+	  Bouffalolab BL61x USB controller device driver
+
+if UDC_BFLB_BL61X
+
+config UDC_BFLB_BL61X_EVENT_COUNT
+	int "Number or blocks in event slab"
+	range 4 16
+	default 8
+	help
+	  Number of blocks in slab for internal endpoint events.
+
+endif # UDC_BFLB_BL61X